42721928

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:621

約数の個数: 32

約数和(自身を含む): 81681600

約数和(自身を除く): 38959672

約数列:

[1, 2, 4, 8, 103, 139, 206, 278, 373, 412, 556, 746, 824, 1112, 1492, 2984, 14317, 28634, 38419, 51847, 57268, 76838, 103694, 114536, 153676, 207388, 307352, 414776, 5340241, 10680482, 21360964, 42721928]

約数ペア:

[(1, 42721928), (2, 21360964), (4, 10680482), (8, 5340241), (103, 414776), (139, 307352), (206, 207388), (278, 153676), (373, 114536), (412, 103694), (556, 76838), (746, 57268), (824, 51847), (1112, 38419), (1492, 28634), (2984, 14317)]